package jdbc;

import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;

/**
 * 执行DELETE语句
 */
public class JDBCDemo4 {
    public static void main(String[] args) {
        //需求:删除id为1的用户信息
        try (Connection connection = DBUtil.getConnection();){
            Statement statement = connection.createStatement();
            /*
                DELETE FROM user
                WHERE id=1
             */
            String sql = "DELETE FROM user " +
                         "WHERE id=1";

            int num = statement.executeUpdate(sql);
            System.out.println(num>0?"删除成功":"删除失败");



        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}













